SADALSKA, Genowefa. A Contribution to the theory on the development of the Swedish perfect tense. Folia Scandinavica Posnaniensia, [S. l.], v. 1, p. 65–82, 2007. Disponível em: https://pressto.amu.edu.pl/index.php/fsp/article/view/11127. Acesso em: 20 apr. 2024.